A model presents a creation from Chantel Gong collection by Chinese designer Gong Hanyu during the Mercedes-Benz China Fashion Week in Beijing, China, 28 March 2017. The Mercedes-Benz China Fashion Week runs from 24 March to 01 April. (Photo by How Hwee Young/EPA)





A Chinese woman riding on an electric self-balancing scooter is reflected in a wing mirror on a street in Beijing, China, 29 March 2017. (Photo by Wu Hong/EPA)





Students wearing Chinese opera masks do physical exercises on a playground in a primary school in Wuhan city, central China's Hubei province, 28 March 2017. More than 1,400 young students wearing Chinese opera masks did physical exercises on a playground in a primary school in Wuhan city, central China's Hubei province, on Tuesday (28 March 2017). The school encourages pupils to make opera masks by themselves to love traditional Chinese opera. (Photo by Imaginechina/Rex Features/Shutterstock)





A man rides a bicycle past replicas of the Moai statues of Easter Island at a college built on the site of a former theme park in Chengdu in southwestern China's Sichuan province Tuesday, March 28, 2017. Chinese developers and institutions have drawn worldwide attention in recent years for building replicas of everything from the Eiffel Tower to the Sphinx. (Photo by Chinatopix via AP Photo)





Children practice how to protect themselves from a stampede during a safety education event at a primary school in Handan, Hebei province, China March 27, 2017. (Photo by Reuters/Stringer)





Women wearing cheongsam pose for pictures on a walkway along a cliff during an event in Chongqing Municipality, China March 26, 2017. (Photo by Reuters/Stringer)





Photo taken on March 26, 2017 shows aerial view of cole flowers in the terraced fields on a mountain in Xiaozhoushan Township of Qingtian County, east China's Zhejiang Province. (Photo by Xu Yu/Xinhua/Barcroft Images)





A child sleeps as a riot shield leans on a stall at the bazaar in Hotan, Xinjiang Uighur Autonomous Region, China, March 21, 2017. (Photo by Thomas Peter/Reuters)





An ethnic Uighur man looks on at the cemetery surrounding the tomb of Imam Asim in the Taklamakan Desert outside the village of Jiya near Hotan, Xinjiang Uighur Autonomous Region, China, March 21, 2017. (Photo by Thomas Peter/Reuters)





A man herds sheep outside the village of Jiya near Hotan, Xinjiang Uighur Autonomous Region, China, March 21, 2017. (Photo by Thomas Peter/Reuters)





A man carves ivory at a workshop in Beijing, China, March 31, 2017. (Photo by Thomas Peter/Reuters)





A claw prepares to collect garbage to be fed to the incinerator at the Lujishan Waste Incineration Power Plant which began operations in 2013 and today processes 3,000 tons of household waste or equivalent to 1/8 of Beijing's total in Beijing, China, Thursday, March 30, 2017. According to government information, the Chinese capital has 26 waste incineration plants with a daily capacity of 24,300 tons. More are planned as authorities switch from burial to incineration and bio-disposal. (Photo by Ng Han Guan/AP Photo)





Paramilitary policemen attend a training session in Guigang, Guangxi Zhuang Autonomous Region, China, March 28, 2017. (Photo by Reuters/China Daily)





Paramilitary guards prepare for a welcome ceremony with Chinese President Xi Jinping and Serbian President Tomislav Nikolic at the Great Hall of the People in Beijing on March 30, 2017. Nikolic will pay a state visit to China from March 28 to March 31. (Photo by Fred Dufour/AFP Photo)





Two girls in cosplay dresses walk in the street in Beijing on March 27, 2017. (Photo by Fred Dufour/AFP Photo)





An elderly man exercises with a sword in Beijing on March 27, 2017. (Photo by Fred Dufour/AFP Photo)